A106 Gr.B ASTM A53 Gr.B API5L Gr.B Carbon Steel Seamless tube

Price: 645.62~698.16 USD
Trade Term: FOB
Payment Terms: T/T,L/C
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Basic Info.
  • Technology: hot rolled 
  • Used: petroleum, coal gas ,natural gas 
  • Standard: ASTM A106-2006 
  • Material: ASTM A106 Gr.A,B,C 
  • Tensile Strength: ≥415MPa 
  • Yield Strength: Min 245MPa, Max 440MPa 
  • Outer Diameter: 8 inch to 24 inch 
  • Wall Thickness: 5.5 to 50mm 
  • Certification: ISO9001 
  • Model No.: DN300 
  • Place of Origin: Hebei  
  • Min.Order: 5 Metric Ton
  • Means of Transport: Ocean, Land
Supply Capacity
  • Production Capacity: 12000 Metric Tons per Month
  • Packing:Painting,Caps, , Bundles ,or as per customers requirement
  • Delivery Date: 60 to 70 days

Commodity Specification

A106 Gr.B, A53 Gr.B,API5L Gr.B Carbon Steel   Seamless tube

Process Method:

Cold draw and hot rolled

Surface Finish:

Oiled or black painted to prevent rust.


a)       NPS:1/8-20

b)      Schedule: sch20,sch30,sch40,STD,sch80

c)      OD: 21.3-610mm

d)      WT: 1.73-12.7mm

OD Tollerance:

D≤48.3mm,±0.4mm/-0.79mm,D48.3-114.3mm, ±0.79%,D≥114.3mm ±1.59/-


WT Tollerance:

WT ±12.5%


C0.3% , Si≥0.1%,Mn:.29-1.06%, P≤0.035%,S≤0.035%, Cu<0.4%,,Cr<0.4%,Mo:0.15%,V:0.08%

Tenslle Strength:


Yield Point:

240 MPA




Beveled or square cut plastic caped.



Delivery Time:

According to the customers request.

Application Range:

Petroleum, Coal Gas, Natural Gas Hearting Power Station, Hydropower Station , Chemical Industry ,ect 



a) Special design available according to requirement.

b) Anti-corrosion and high-temperature resistant with black painting.

Production Process Flow Chart:



Production Line




Quality Testing :








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Ms. Mary Sun (Manager)
Tel: 86-317-3088881
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Contact Method
Cangzhou Zhongrun Steel Tube Co.,Ltd
No.10 of East Road ,North Ring,Xinhua District, Cangzhou, Hebei, China (Mainland) / 061000
Fax: 86-317-7971883
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